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Question
A tiny mirror M is fixed on a piece of cardboard placed on a table. The cardboard is illuminated by light from a bulb. The position of eye with respect to position of bulb is shown in the figure as A, B, C and D. In which position mirror will be visible?
 |
 |
 |
 |
| (A) | (B) | (C) | (D) |
Options
A
B
C
D
Solution
A
Explanation -
Following the laws of reflection of light, in case A, when a ray of light from the bulb strikes the mirror M, it will get reflected back such that the angle of incidence is equal to the angle of reflection.
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